21/10/2014 18:54, Alex Markuze :, > unfortunately these patches are only valid a pf*. This is also evident from > the ixgbe pmd code which is the only one looking at this bit (lpbk_mode). > The ixgbevf functions are agnostic to this capability.
And did you try testpmd with PORT_TOPOLOGY_LOOP (2nd link)? It could help to understand what's going wrong. > > ixgbe: add Tx->Rx loopback mode for 82599 > > > > http://dpdk.org/browse/dpdk/commit/?id=db035925617 > > > > app/testpmd: add loopback topology > > > > http://dpdk.org/browse/dpdk/commit/?id=3e2006d6186 Please Alex, do not top post. -- Thomas
